baber/WOPTO huggingface dataset:
Patent JP-S62132369-A (JP)
Title: Schottky gate field effect transistor
Inventor: KITAURA YOSHIAKI
IPC: H01L29/80
Filed: 1985-12-04
Abstract: PURPOSE:To form a high dielectric strength and high performance FET uniformly in a surface by forming a Schottky barrier on a compound semiconductor substrate, and forming a gate electrode used as ion implanting masks for source and drain in an inversely tapered shape. CONSTITUTION:An ion implanted layer of a semi-insulating GaAs substrate 21 is activated, WN 24 of gate metal is deposited on the entire wafer, and WN 24 is processed by RIE. When the WN film is deposited, N2 partial pressure is gradually reduced to form a inversely tapered gate electrode 24, and a gate resistance is simultaneously greatly reduced. Si<+> ions are implanted to source and drain regions 26, 27 in a self-aligning manner of the electrode 24, and activated by cap annealing with a PSG film 28. An ohmic electrode 29 is formed by AuGe/Au on the source, drain regions, and heat treated. A high performance FET which has a excellent mutual conductance of MESFET of 250ms/nm at 1.0mum of gate length, and high dielectric strength of 7V or higher is obtained uniformly in a wafer surface.
Patent JP-H08139693-A (JP)
Title: Time division multiplex transmitter
Inventor: FURUSAWA TAKEZO
IPC: H04J3/16
Filed: 1994-11-07
Abstract: PURPOSE: To easily deal with the revising or new development of a terminal interface part as well. CONSTITUTION: This device is provided with terminal interface parts 1A-1N equipped with respective interface means with an audio terminal, video terminal and code data terminal, control part 2 for performing time division multiplex communication while being connected through a control line 4 to these terminal interface parts 1A to 1N, and console part 3 for applying an instruction to this control part 2. Then, initial value data 14 of setting data are previously provided for the respective terminal interface parts 1A to 1N so that new setting or changing to a buffer 12 can be manipulated from the side of the console part 3 and even when the terminal interface parts 1A-1N are revised or newly developed, it can be easily dealt with.
Patent JP-H03134288-A (JP)
Title: Oil feeder of sealed type scroll compressor
Inventor: SAKURAI KAZUO
IPC: F04C23/00
Filed: 1989-10-20
Abstract: PURPOSE:To prevent a stator from being damaged by burning, save oil agitation power of a motor and reduce oil rise without increasing the side of container for the purpose of complete oil feed to a bearing by connecting the discharge connecting part of a sealed container to an oil reservoir with a discharge piping, and installing an oil passage which communicates with the oil reservoir and an oil feed hole in the edge surface of a driving shaft. CONSTITUTION:A discharge pipe 1c installed on the lower part of a sealed container 1 is connected to a separate oil reservoir 10 through a discharging piping 13, and the inside of the container 10 is 30 constituted so as separate discharged cooling medium from oil. Oil is gathered in a lower part and cooling medium is led to freezing cycle from an upper part. Besides, the lower part of the container 10 and an oil passage 11b installed in a cover 11 are communicated to each other by an oil feed piping 14, and the container 10 is in a discharge pressure condition to lead the oil from the container 10 to the oil feed hole 7c of a driving shaft 7 through the oil feed piping 14 and the oil passage 11b in the cover 11. Next, the inside of the oil feed hole 7c is filled with oil at discharge pressure, and the edge surface side of a swivel scroll 5 and the back chamber 8c side of a bearing 8a in a frame 8 the in intermediate pressure, therefore, oil can be fed to the sliding surfaces of the respective bearings due to the pressure difference between discharge pressure and intermediate pressure.
Patent JP-H0987353-A (JP)
Title: Production of curable polyurethane
Inventor: SAITO HIDEKAZU
IPC: C08G18/10
Filed: 1995-09-26
Abstract: PROBLEM TO BE SOLVED: To obtain a curable polyurethane based on a polyester of excellent hydrolysis resistance, which can take the form of a high-solid or solventless product because the basic material is a sufficiently flowable liquid. SOLUTION: In producing a curable polyurethane by simultaneously accomplishing curing and molding under molding conditions by reacting a basic material comprising an isocyanato-terminated prepolymer with a curing agent comprising a polyvalent active-hydrogen-containing compound or by reacting a basic material comprising a hydroxyl-terminated prepolymer with a curing agent comprising a polyvalent isocyanate compound, the basic material used is a compound having polyester polyol units based on a dicarboxylic acid unit represented by the formula: -CO-CH2 -CH(CH3 )-CO- in the molecule and having a number-average molecular weight of 500-60,000.
Patent JP-H06122223-A (JP)
Title: Thermal-head drive circuit
Inventor: HORII MASAKIMI
IPC: B41J2/355
Filed: 1992-10-09
Abstract: PURPOSE:To prevent the enlargement of a circuit scale and raise the recording speed. CONSTITUTION:Heating resistors 2, whose number corresponds to the number of the dots of picture data (line data) for one line, are provided. A driver 4 is connected to each heating resistor 2. The driver 4 is uniformly divided into four blocks 4a-4d. A shift register 5, wherein the picture data (block data) for one block when the line data are uniformly divided into four blocks are temporarily stored, is provided. A latch circuit 6, wherein the stored picture data for one block are held, is provided. The blocks 4a-4d of the driver 4 drive and control the heating operations of the blocks 2a-2d of the heating resistors 2 corresponding to the blocks 4a-4d themselves. The block data are recorded on recording paper based on the heating operations of the heating resistors 2. The transfer of the next block data from a control circuit 7 to the shift register 5 is started during the recording operation of the block data.
Patent JP-S62130351-A (JP)
Title: Acoustic lens for ultrasonic microscope
Inventor: SUWAKI TOSHITAKA
IPC: G01N29/24
Filed: 1985-12-02
Abstract: PURPOSE:To improve the SN ratio of a reflected signal by embedding a material which has acoustic impedance nearly equal to the acoustic impedance of an acoustic lens and high ultrasonic wave absorptivity in a recessed part formed in the outer periphery of the acoustic lens at right angles to the acoustic axis. CONSTITUTION:The acoustic lens 4 has the triangular notched recessed part 11 in the outer periphery at right angles to the acoustic axis of the lens 4 and a damper member 12 in the same shape is fitted in the recessed part 11. A signal from a transmitter which is applied to a piezoelectric converter 3 is converted into an ultrasonic wave, which is propagated as a plane wave in the lens 4 and converted by a spherical lens part 4a into a spherical wave, so that the wave travels toward a sample 5 and is propagated in an ultrasonic wave propagation medium 6. Then, a reflected wave P1 reflected at the focus position of the sample 5 passes through the same path as the forward path and reaches the converter 3, so that it is detected signal. Part of the plane wave reaching the spherical surface of the lens part 4a is reflected by the spherical surface and the reflected wave P, is reflected by the side wall of the lens 4 to travel toward the converter 3. This unnecessary reflected wave P2, however, is absorbed 12 and the incidence on the converter 3 is suppressed, so that the SN ratio of the reflected signal is improved.
Patent JP-H07115838-A (JP)
Title: Receiving net in thresher
Inventor: AKIYAMA TAKAO
IPC: A01F12/24
Filed: 1993-10-29
Abstract: PURPOSE:To provide the subject net designed to facilitate attachment/detachment thereof and fixing means therefor. CONSTITUTION:The front end, in the direction of the axial center of a threshing cylinder, of a net-receiving table frame 11 attached to a threshing chamber side plate and both the left and right side ends in the direction of threshing cylinder revolution are provided with gutter-like flutes 12, a receiving net and a frame 3B around the net are monolithically molded using an ultrahigh- molecular weight resin, and the frame 3B is made insertible into the guide flute 12 of the net-receiving table frame 11 from its rear end.
Patent JP-2001091000-A (JP)
Title: Air conditioner having humidifying function
Inventor: YAMASHITA TETSUYA
IPC: F24F6/00
Filed: 1999-09-27
Abstract: PROBLEM TO BE SOLVED: To provide an air conditioner which has a humidifying function capable of protecting electrical equipment from condensed water by enabling it to detect the disconnection of the humidifying hose. SOLUTION: In an air conditioner which has a humidifying function of blowing out the humidifying air supplied from outside into a room, a humidify sensor 14 is arranged in the vicinity of the connection 13 of a humidifying hose 3 to carry the humidifying air. Then, when the humidity detected by the humidity sensor 14 is as or above a specified value during humidifying operation, a controller 15 judges that the humidifying hose 3 is disconnected from the connection 13.
Patent JP-H08136064-A (JP)
Title: Air conditioner
Inventor: KATSUMI YOSHIMASA
IPC: F25B13/00
Filed: 1994-11-07
Abstract: PURPOSE: To operate at the optimum refrigerant superheat degree even when a pressure loss occurs in an evaporator by calculating a saturated temperature from a refrigerant pressure, and so operating an expansion valve that the difference between the product obtained by multiplying the value by a correction by the atmospheric temperature and a compression suction refrigerant temperature becomes the optimum value. CONSTITUTION: High temperature and high pressure refrigerant set in the direction of a solid line at the time of cooling and discharged from a compressor 101 is heat exchanged with the outdoor air by a four-way valve 102 and condensed to be liquefied. Thereafter, it is pressure-reduced by expansion valves 104a, 104b, introduced into indoor units 2a, 2b, and heat exchanged with the indoor air in indoor heat exchangers 105a, 105b to cool the room. At the time of heating, the refrigerant is set to the direction of a broken line, introduced into the units 2a, 2b after the valve 104 is passed, and heat exchanged with the indoor air in the exchangers 105a, 105b to heat the room. Thereafter, it is returned to an outdoor unit 1, regulated to a suitable flow rate by the valves 104a, 104b, and then returned to the compressor 101.
Patent JP-2001093381-A (JP)
Title: Rotational dial switch and spot washing device using it
Inventor: MUKAI RYOICHI
IPC: E03D9/08
Filed: 1999-09-27
Abstract: PROBLEM TO BE SOLVED: To properly turn on or off a tact switch with the rotation of an operation dial. SOLUTION: A rotational dial switch comprises an operation dial 62 rotationally operated, a switch drive 63 driven in the axial direction of the operation dial with the rotation of the operation dial 62 by a cam portion 66 of the operation dial 62 and a tact switch 52 turned on or off with the movement of the switch drive 6. The operation dial 62 is rotated but the switch drive 63 is operated in the direction of on/off drive of the tack switch 52, and so no unreasonable load is imposed on the tact switch 52.
Patent JP-H03133107-A (JP)
Title: Coil composite part
Inventor: KURODA TAKAHIRO
IPC: H01G4/40
Filed: 1989-10-19
Abstract: PURPOSE:To simplify the manufacturing process of a coil composite part and reduce the cost by mounting a core wound with coil and a chip capacitor on a printed wiring board having a printed circuit pattern and mounting it on a circuit board. CONSTITUTION:Cylindrical wire connecting terminals 22 are integrally molded on a board 15 in the vicinity of a core 19, and solder plating is applied thereto together with electrodes 23 of a mounting set 17 of a chip capacitor 20, and are brought into continuity to a circuit pattern on the bottom surface via through holes 24. An input-output terminal part 25 is provided in the edge part of the board 15 and is subjected to solder plating so that it can be surface mounted on a circuit board. After bonding a chip capacitor 20 and a core 19, a wire is wound about the core 19 to form a coil 18, and the ends of the coil 18 are connected to the predetermined wire connecting terminals 22 respectively to construct an L/C filter. In this manner, the input-output terminal part is soldered and surface mounted to the prodetermined position on the circuit board. Thus, the productivity can be improved and the manufacturing cost can be reduced.
Patent JP-S62132799-A (JP)
Title: Formation of diamond or diamond-like carbon membrane
Inventor: KUWAE YOSHINORI
IPC: C30B29/04
Filed: 1985-12-05
Abstract: PURPOSE:Radicals containing carbon are introduced into a reaction chamber in which a base is placed to make it possible to readily form a diamond or diamond-like membrane with properties similar to naturally-occurring diamond in high productivity. CONSTITUTION:A base 4 which is held by the holder 8 is placed in the reaction chamber 5 and the base 4 is heated with the heater 9. A hydrocarbon (e.g., methane)-hydrogen (1:0.1-100) mixed gas is introduced into the radical generator 2 of 10<-2>-10Torr pressure and a direct current is applied between a pair of electrodes 1 to cause direct glow discharge to form radicals containing carbon. The radicals are blown through pipe 3 of 10<-5>-10<-3>Torr to the base to form a diamond or diamond-like carbon membrane on the surface.
Patent JP-H03132750-A (JP)
Title: Cassette for x-ray photography
Inventor: TSUJI NOBUAKI
IPC: G03B42/04
Filed: 1989-10-19
Abstract: PURPOSE:To offer a cassette for X-ray photography which enables excellent image formation without pressure blackening nor sensitivity reduction even when hard dust is present on both front sides by providing a pressure absorber which has specific hardness and thickness on the side of the front surface that an X-ray photoraphic sensitive material contact. CONSTITUTION:The cassette 1 has the front surface side 2 and a back surface side 3 in the direction of X-ray exposure and the front surface side 2 and back surface side 3 and opened/closed by a flange 4. The pressure absorber 5 is provided on the front surface side 2 of the cassette 1, an intensifying screen 6 is provided on the back surface side 3, and the X-ray photographic material 7 is loaded between the pressure absorber 5 and intensifying screen 6 when an X-ray photograph is taken. The pressure absorber 5 has <=170 kg hardness and >=3 mm thickness and increases the adhersion between the emulsion surface side of the X-ray photographic sensitive material 7 and the intensifying screen 6.
Patent JP-S62133571-A (JP)
Title: Graphic display system
Inventor: UOZUMI MITSUNARI
IPC: G06T11/60
Filed: 1985-12-05
Abstract: PURPOSE:To independently process character information and image information by providing a means for editing separately the character information and the image information. CONSTITUTION:A computer 10 sends a character or a graphic to be displayed, as character information or image information, respectively, by attaching an identifier to each of them, to a character/image editing and synthesizing device 1. A processor 2 in the device 1 receives the character information or the image information, and the identifier attached to it, decodes whether the subsequent information is character information or image information, based on this identifier as a reference, and also brings each of them to a compression processing and stores them in a RAM 3. Also, in accordance with an instruction of the computer 10 or a processing control information 5, the device 2 works the information stored in the RAM 3, at every identifier. For instance, as for the image information, and the character information, inversion/contour dividing, etc., and replacement of a character, erasion, etc. are executed, respectively.
Patent JP-S63126289-A (JP)
Title: Semiconductor laser and its manufacture
Inventor: TABUCHI KAZUO
IPC: H01S5/00
Filed: 1986-11-14
Abstract: PURPOSE:To determine the separation distance between an active layer and a block layer, and increase gain and mode characteristics, by arranging, in a groove, a semiconductor layer wherein laser light is generated by injecting a carrier into an active layer which is narrower than the width of a stripe-type groove and faces the groove. CONSTITUTION:On an n-type GaAs substrate 1, the following are formed in order; a buffer layer 2, a clad layer 3, an active layer 4, a first clad layer 5, a first block layer 6 and a second block layer 7. By etching, a stripe-type groove A is formed on the second block layer 7, and a stripe-type groove B larger than the groove A is formed on a first block layer 6. Thereon, a second clad layer 8 and a cap layer 9 are formed, and a semiconductor layer 8a and a gap 15 are formed. Thereon, a photoresist pattern 13 is formed except for the upper part of the gap 15, which is eliminated by etching. The pattern 13 is eliminated, and an insulating layer 10 is formed leaving a part of the upper region of the semiconductor layer 8a.
Patent JP-S61150111-A (JP)
Title: Button type floppy head
Inventor: KAMIOKA TOKIO
IPC: G11B5/265
Filed: 1984-12-24
Abstract: PURPOSE:To reduce the number of components by fixing a unit where a resin compact including a wear-resistance filler is imbedded with a core to a slide face of a housing so as to eliminate the need for a slider and a support. CONSTITUTION:The button type and bowl-shaped housing 2 is made of a resin and a unit insertion slit 25 is provided at the top and a unit 4 is fixed to the slit 25. The upper end face of the unit is flat, where core insertion slits 41, 43, 45 for core insertion are provided, the slit 41 is used for inserting a read/ write core 31 and of the same shape as the front of the read/write core 31, and the slits 43, 45 are used for inserting the erase cores 33. 35. and arranged at a position at which the erase cores 33, 35 erase both ends of the track formed by the read/write core 31 to form a guard band, and the cores 31, 33, 35 are bonded by an adhesive. The unit bonded to the housing 2 forms a slide face 11 and any other slider is not needed.
Patent JP-H03134912-A (JP)
Title: Insulated electric cable with elastomer coating containing fluorine
Inventor: NAKABASHI MASANOBU
IPC: H01B7/29
Filed: 1989-10-19
Abstract: PURPOSE:To improve property of preventing adverse effect of copper while retaining resistance against heat and flexibility by coating a copper conductor with a composition and subjecting it to radioactive irradiation for cross linking which composition is made by adding a specified amount of titanium white and a cross link assist agent to a resin containing two kinds of specified copolymer. CONSTITUTION:A composition made by adding 1 - 30 weight % of titanium white containing less than 2 weight % of surface treatment agent and Al as an impurity and 0.5 weight % or more of cross link assist agent to 100 weight parts of resin composition containing a copolymer of tetrafluoroethylene and alpha-olefine with with carbon number of 2 - 4, and ethylene-tetrafluoro-olefine copolymer is used to coat the outer circumference of a copper conductor. Irradiating the coating layer with radioactive rays for cross linking provides an insulated copper cable with an elastomer coating containing fluorine and of a high mechanical strength, heat resistance and flexibility inherent to copper, while improving protection from adverse effect of copper.
Patent JP-S61154416-A (JP)
Inventor: MIWA MASAYOSHI
IPC: H02G9/02
Filed: 1984-12-26
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H01117438-A (JP)
Title: On-line error monitor system
Inventor: AKAMA KUNIHIKO
IPC: H04L1/00
Filed: 1987-10-30
Abstract: PURPOSE:To monitor an on-line error at a low-order group interface level of all active lines by using a comparator to monitor some active lines and a standby line. CONSTITUTION:The titled system consists of hybrid transformers 11-14, a changeover switcher at the sender side, hybrid transformers 21-24 at the receiver side, a changeover switcher 25 at the receiver side, a controller 1 and a comparator 2. Then the comparator 2 compares a digital signal from the changeover switcher 25 with a digital signal from a standby line 35 bit by bit. Thus, the signal of an active line 31 and a signal of a standby line 35 are monitored by the comparator 2. Thus, whether the active line and the standby line of the low-order group level is normal or abnormal is discriminated.
Patent JP-S61151854-A (JP)
Title: Optical disk producing device
Inventor: SHIMIZU SEISABURO
IPC: G11B7/26
Filed: 1984-12-26
Abstract: PURPOSE:To eliminate the molding exfoliation electrostatic charge by setting an ionized air generator at the upstream side of an air current within 1.5m from the position where an optical disk substrate of an optical disk substrate producer is put. CONSTITUTION:An ionized air producer 6 is set at the windward side so that the clean air of a clean unit 5 flows evenly to the opening part of an exfoliation part of an injection molding machine 1 for optical disk. The dust, etc. exist even in a clean booth but no adsorption of these dust, etc. is produced owing to the destaticization using the ionized air. Thus an optical disk substrate is free from the contamination due to the dust, etc. The air flowing speed is set desirably between 0.5 and 2.0m/sec where the effects are minimized to the temperature of metallic molds 2 and 3. In this connection, it is required to set the generator 6 within 1.5m from the opening part of the metallic mold.
Patent JP-H04150586-A (JP)
Title: Solid-state image pickup device
Inventor: HIRANO YOSHIAKI
IPC: H04N5/335
Filed: 1990-10-15
Abstract: PURPOSE:To obtain a solid-state image pickup device with short lighting period of infrared ray by providing a comprehensive reset function for all picture elements and a selective reset function at every row. CONSTITUTION:A comprehensive reset means which resets all the picture elements comprehensively, and a one row reset means which resets the picture element row by row are provided. The comprehensive reset means and the one row reset means are controlled so as to perform comprehensive reset by the comprehensivel reset means before illumination to project a subject is lit by a control means, and to perform the reset row by row the one row reset means. Thereby, the lighting period of an infrared ray source can be shortened, and also, the same operation can be performed even when it is less than one perpendicular scan period.
Patent JP-S61152976-A (JP)
Title: Enclosed compressor
Inventor: IKEDA WATARU
IPC: F04C18/356
Filed: 1984-12-26
Abstract: PURPOSE:To increase an oil feeding quantity to a lubricating hole and improve the lubricating performance ever so high, by forming an annular projection in a lubricating passage inside a rotary shaft. CONSTITUTION:A rotary shaft 6 is made up of a steel pipe material, and the inside of it forms a lubricating passage 12. From this lubricating passage 12, lubricating oil is fed to every part out of lubricating holes 13a and 13b installed in the rotary shaft 6. And, an annular projection 14 is formed in an inner surface of the rotary shaft 6 at the downstream side of these lubricating holes 13a and 13b by means of plastic working so as to become passage resistance at the downstream side of the lubricating passage 12 as the constitution.